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GraphHopper Blog

Digitalizing GPX Points or How to Track Vehicles With GraphHopper

Recently I was asked again if I know a method, or even better a tool, which makes GPX points more align to the existing streets in OpenStreetMap. GraphHopper cannot do this out of the box but provides a toolchain which will make this digitalization easier. Update: this is now open source and available as web […]

GraphHopper News: Article in Java Magazine and FOSDEM 2014

Today the new Java Magazine from Oracle was published. You’ll need to register to view it or download one of the apps (Android, iOS). In this latest magazine my article about GraphHopper was published. It is about how I solved some big (data) problems in Java as well as some OpenStreetMap things to know and […]

Driving Directions with GraphHopper and Java on Raspberry Pi

GraphHopper is a fast and Open Source routing engine written in Java. The sources are at Github and you can try it online. Some months ago Java itself was ported to Raspberry Pi (ARM) and the latest versions even have the JDK from Oracle preinstalled. So there is no reason to not trying GraphHopper on […]

GraphHopper an Open Source and Flexible Alternative to Google Maps API

Update: No need to install and maintain GraphHopper on your own expensive hardware. Sign up to the GraphHopper Directions API for business which makes it very easy, cost effective and reliable to consume GraphHopper routes with always up-to-date software and OpenStreetMap data. On Monday we released version 0.2 of GraphHopper an Open Source road routing […]